Software Engineer
Build and ship full-stack features end-to-end for a horizontal identity platform. Operate independently across frontend, backend, and infrastructure in a high-bar hybrid environment.
Full Stack Engineer
Builds and maintains full-stack web applications with React/Next.js, integrates backend APIs and voice AI systems, optimizes performance, and owns UI/UX. Requires 5+ years experience, strong full-stack skills, and TypeScript proficiency in a fast-paced onsite environment.
San Francisco, CAFullstack EngineeringOnsite5+ YOE
About the role
Responsibilities
- Build and maintain high-performance, responsive web applications using React and Next.js
- Design and implement end-to-end features across frontend and backend systems
- Work closely with backend engineers to integrate APIs, real-time systems, and voice AI workflows
- Own UI/UX quality—craft fast, intuitive, and reliable user experiences
- Manage state effectively across complex applications (server + client state)
- Optimize frontend performance (latency, rendering, caching, edge delivery)
- Build internal tools and dashboards for monitoring, debugging, and controlling AI agents
- Write clean, maintainable, and well-tested code across the stack
- Debug production issues and continuously improve reliability and usability
- Contribute to system design, architecture decisions, and product direction
Qualifications
- 5+ years of experience building production applications
- Strong experience with React and Next.js
- Experience building full-stack applications (API design, backend integration)
- Solid understanding of TypeScript, modern frontend tooling, and state management
- Experience working with APIs, real-time systems, and async data flows
- Understanding of performance optimization and scalable frontend architecture
- Familiarity with cloud environments, CI/CD, and modern deployment workflows
- Strong product sense and attention to detail
- Clear communicator who can work across teams
Software Stack
Frontend: React, Next.js, TypeScript Backend: Python, microservices, async systems Cloud & Infra: AWS, GCP, Kubernetes, Redis Databases: Firebase, Supabase Observability: Datadog, logging, metrics, tracing Voice AI: SIP, real-time call handling, LLM orchestration Other: CI/CD, testing, resilient architecture
Skills
ReactNext.jsTypeScriptPythonKubernetesAWSGCPRedisFirebaseSupabaseDatadogCI/CD
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